CA2082364C - Method of making polyurethane foam - Google Patents

Method of making polyurethane foam Download PDF

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Publication number
CA2082364C
CA2082364C CA002082364A CA2082364A CA2082364C CA 2082364 C CA2082364 C CA 2082364C CA 002082364 A CA002082364 A CA 002082364A CA 2082364 A CA2082364 A CA 2082364A CA 2082364 C CA2082364 C CA 2082364C
Authority
CA
Canada
Prior art keywords
foam
weight
isocyanate
water
wound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002082364A
Other languages
English (en)
French (fr)
Other versions
CA2082364A1 (en
Inventor
Catherine L. Cheong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ethicon Inc
Original Assignee
Johnson and Johnson Medical Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson and Johnson Medical Inc filed Critical Johnson and Johnson Medical Inc
Publication of CA2082364A1 publication Critical patent/CA2082364A1/en
Application granted granted Critical
Publication of CA2082364C publication Critical patent/CA2082364C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/425—Porous materials, e.g. foams or sponges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0019—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/0066—≥ 150kg/m3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2210/00—Compositions for preparing hydrogels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hematology (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Materials For Medical Uses (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Force In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002082364A 1991-11-07 1992-11-06 Method of making polyurethane foam Expired - Lifetime CA2082364C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9123708.1 1991-11-07
GB919123708A GB9123708D0 (en) 1991-11-07 1991-11-07 Method of making polyurethane foam

Publications (2)

Publication Number Publication Date
CA2082364A1 CA2082364A1 (en) 1993-05-08
CA2082364C true CA2082364C (en) 2003-08-19

Family

ID=10704275

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002082364A Expired - Lifetime CA2082364C (en) 1991-11-07 1992-11-06 Method of making polyurethane foam

Country Status (15)

Country Link
US (1) US5571529A (es)
EP (1) EP0541391B1 (es)
JP (1) JP3345059B2 (es)
AT (1) ATE167202T1 (es)
AU (1) AU660727B2 (es)
BR (1) BR9204328A (es)
CA (1) CA2082364C (es)
DE (1) DE69225864T2 (es)
DK (1) DK0541391T3 (es)
ES (1) ES2117036T3 (es)
FI (1) FI925008A (es)
GB (1) GB9123708D0 (es)
MX (1) MX9206417A (es)
NO (1) NO302890B1 (es)
SG (1) SG89233A1 (es)

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* Cited by examiner, † Cited by third party
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GB9123707D0 (en) * 1991-11-07 1992-01-02 Johnson & Johnson Medical Ltd Polyurethane foam
GB2336367B (en) * 1998-04-15 2002-03-27 Johnson & Johnson Medical Ltd Polyurethane foams for use in wound dressings
US6855424B1 (en) * 1998-12-28 2005-02-15 Kinberly-Clark Worldwide, Inc. Breathable composite elastic material having a cellular elastomeric film layer and method of making same
GB9903097D0 (en) 1999-02-11 1999-03-31 Johnson & Johnson Medical Ltd Poyurethane foams for use in wound dressings
GB2348136B (en) 1999-03-24 2003-06-04 Johnson & Johnson Medical Ltd Wound dressings having low adherency
GB2350280B (en) * 1999-05-26 2003-05-28 Johnson & Johnson Medical Ltd Wound dressing support
US6803495B2 (en) 2000-06-28 2004-10-12 World Properties, Inc. Polyurethane foam composition and method of manufacture thereof
GB2369799B (en) * 2000-12-07 2004-07-07 Johnson & Johnson Medical Ltd Layered polyurethane materials
JP4167076B2 (ja) 2001-04-27 2008-10-15 ハンツマン・インターナショナル・エルエルシー 粘弾性フォームの製造方法
GB2382305B (en) 2001-11-23 2004-12-15 Johnson & Johnson Medical Ltd Absorbent wound dressings containing a hydrogel layer
GB2382775B (en) 2001-12-06 2005-05-25 Johnson & Johnson Medical Ltd Controlled release therapeutic wound dressings
GB2382989B (en) * 2001-12-14 2005-03-16 Johnson & Johnson Medical Ltd Polyurethane foam cavity wound dressings
CA2495541C (en) 2002-09-11 2011-07-12 Johnson & Johnson Medical Limited Wound dressing materials comprising complexes of anionic polysaccharides with silver
GB2393120A (en) 2002-09-18 2004-03-24 Johnson & Johnson Medical Ltd Compositions for wound treatment
KR100550807B1 (ko) * 2002-10-29 2006-02-09 주식회사 바이오폴 충전형 폴리우레탄 폼 드레싱재 및 그 제조방법
GB2395906B (en) 2002-12-06 2006-06-14 Johnson & Johnson Medical Ltd Wound dressings containing an enzyme therapeutic agent
US7154017B2 (en) 2002-12-31 2006-12-26 Ossur Hf Method for producing a wound dressing
ATE403448T1 (de) 2003-04-28 2008-08-15 Johnson & Johnson Medical Ltd Schmerz-empfindliche therapeutische wundverbände
GB2408206B (en) 2003-11-18 2007-11-28 Johnson & Johnson Medical Ltd Antioxidant and antimicrobial wound dressing materials
US7531711B2 (en) 2003-09-17 2009-05-12 Ossur Hf Wound dressing and method for manufacturing the same
DK1675536T3 (en) 2003-09-17 2016-04-18 Bsn Medical Gmbh WOUND COMPOUND AND PROCEDURE FOR PREPARING IT
GB2408207A (en) 2003-11-24 2005-05-25 Johnson & Johnson Medical Ltd Wound dressing for the controlled release of therapeutic agents comprising also an inhibitor of a protease enzyme & a linker group cleavable by such an enzyme
GB2410748A (en) * 2004-02-03 2005-08-10 Johnson & Johnson Medical Ltd Medicated polyurethane foams
US20050261386A1 (en) * 2004-05-24 2005-11-24 Schneider Bruce H Latex-enhanced polyurethane foam cushioning
US7875761B2 (en) † 2005-09-26 2011-01-25 Coloplast A/S Bevelled foam
US20070161936A1 (en) * 2006-01-06 2007-07-12 Svetlik Harvey E Wound treatment-dressing and method of manufacture
US8629195B2 (en) 2006-04-08 2014-01-14 Bayer Materialscience Ag Production of polyurethane foams
KR100777908B1 (ko) * 2006-12-19 2007-11-28 주식회사 바이오폴 보수율이 향상된 폴리우레탄 폼 드레싱재
US8741977B2 (en) * 2007-03-13 2014-06-03 Avery Dennison Corporation Foam compositions and articles including cyclodextrin crosslinked with polyurethane prepolymer and preparation thereof
JP5139704B2 (ja) * 2007-03-27 2013-02-06 株式会社イノアックコーポレーション 軟質ポリウレタンフォーム
CN101072380B (zh) * 2007-06-08 2010-12-08 华为技术有限公司 内容下发方法及系统、网络设备、移动数据业务管理平台
WO2009018126A2 (en) 2007-08-01 2009-02-05 Ethicon, Inc. Collagen-related peptides and uses thereof
US20090299034A1 (en) * 2007-08-01 2009-12-03 Mabel Alamino Cejas Collagen-related peptides
GB2455962A (en) 2007-12-24 2009-07-01 Ethicon Inc Reinforced adhesive backing sheet, for plaster
DE102008031182A1 (de) 2008-07-03 2010-01-07 Paul Hartmann Ag Wundauflage mit Hydrogelmatrix
DE102008031183A1 (de) 2008-07-03 2010-01-07 Paul Hartmann Ag Wundauflage
GB0813040D0 (en) * 2008-07-16 2008-08-20 First Water Ltd Compositions for use as or in wound dressings
US20100021527A1 (en) 2008-07-25 2010-01-28 Chunlin Yang Collagen-related peptides and uses thereof and hemostatic foam substrates
GB2467554A (en) 2009-02-04 2010-08-11 Systagenix Wound Man Ip Co Bv A wound dressing material featuring polyurethane foam integrated into a solid substrate
US9421309B2 (en) 2009-06-02 2016-08-23 Kci Licensing, Inc. Reduced-pressure treatment systems and methods employing hydrogel reservoir members
DK2338529T3 (da) 2009-12-24 2013-08-26 Hartmann Paul Ag Hydrogelmatrix med forbedrede klæbeegenskaber
GB201006323D0 (en) 2010-04-15 2010-06-02 Systagenix Wound Man Ip Co Bv Leakage-reducing dressing
CN103260654B (zh) * 2010-07-14 2015-07-22 Cr巴德公司 与套管或导管一起使用的敷料装置
GB2488749A (en) 2011-01-31 2012-09-12 Systagenix Wound Man Ip Co Bv Laminated silicone coated wound dressing
GB201106491D0 (en) 2011-04-15 2011-06-01 Systagenix Wound Man Ip Co Bv Patterened silicone coating
FR3015229B1 (fr) 2013-12-19 2021-01-22 Commissariat Energie Atomique Article pour absorber un liquide physiologique, notamment pansement
FR3015230B1 (fr) 2013-12-19 2020-08-07 Commissariat Energie Atomique Article pour absorber un liquide physiologique, notamment pansement
US10575710B1 (en) * 2014-07-30 2020-03-03 Oceanit Laboratories, Inc. Super absorbing composite material, form factors created therefrom, and methods of production
WO2016061219A1 (en) 2014-10-14 2016-04-21 Samuel Lynch Compositions for treating wounds
CN104623743A (zh) * 2014-12-25 2015-05-20 中南大学 能促进组织生长的抗菌性聚氨酯材料的制备方法
GB201509044D0 (en) * 2015-05-27 2015-07-08 Systagenix Wound Man Ip Co Bv Composition
CA3064520A1 (en) 2017-06-07 2018-12-13 Kci Usa, Inc. Wound dressing with odor absorption and increased moisture vapor transmission
US20200214898A1 (en) 2017-06-26 2020-07-09 Kci Usa, Inc. Absorbent wound dressing that incorporates a novel wound fluid indicating system
WO2019040729A1 (en) 2017-08-24 2019-02-28 Kci Usa, Inc. BIOMATERIAL AND METHODS OF MAKING AND USING THE BIOMATERIAL
WO2019089522A1 (en) 2017-11-02 2019-05-09 Systagenix Wound Management, Limited Wound dressing with humidity colorimeter sensor
US20200289727A1 (en) 2017-12-06 2020-09-17 Kci Licensing, Inc. Wound dressing with negative pressure retaining valve
WO2020065531A1 (en) 2018-09-25 2020-04-02 Systagenix Wound Management, Limited Wound dressing compositions and uses thereof
CN110643017B (zh) * 2019-09-29 2021-06-01 湖南师范大学 一种亲水性环保型聚氨酯灌浆材料及制备方法和应用
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Also Published As

Publication number Publication date
DE69225864D1 (de) 1998-07-16
FI925008A (fi) 1993-05-08
US5571529A (en) 1996-11-05
ES2117036T3 (es) 1998-08-01
ATE167202T1 (de) 1998-06-15
DK0541391T3 (da) 1999-03-22
BR9204328A (pt) 1993-05-11
AU660727B2 (en) 1995-07-06
GB9123708D0 (en) 1992-01-02
AU2749992A (en) 1993-05-13
FI925008A0 (fi) 1992-11-05
NO924287D0 (no) 1992-11-06
EP0541391A1 (en) 1993-05-12
MX9206417A (es) 1993-10-01
DE69225864T2 (de) 1998-12-03
CA2082364A1 (en) 1993-05-08
JPH06192383A (ja) 1994-07-12
SG89233A1 (en) 2002-06-18
NO924287L (no) 1993-05-10
EP0541391B1 (en) 1998-06-10
JP3345059B2 (ja) 2002-11-18
NO302890B1 (no) 1998-05-04

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